{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001826},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001676","490:4900004126","490:4900001684","490:4900002595","490:4900004143","490:4900003746","490:4900004675","490:4900002741","494:4940004785","490:4900003714","490:4900002604","490:4900004547","494:4940004645","494:4940004548","496:4960007775","490:4900003855","490:4900002746","494:4940004543","490:4900001813","490:4900003346","490:4900002298","494:4940004425","494:4940004423","490:4900005093","490:4900007129"],"twin_admin_codes":[490,490,490,490,490,490,490,490,494,490,490,490,494,494,496,490,490,494,490,490,490,494,494,490,490],"twin_sims":[0.43262351936091537,0.3623234838200498,0.30412161571872304,0.30331660487653145,0.28552296424939216,0.27814146443144994,0.27166930635266906,0.2597790314176691,0.2537752063417979,0.25351454805357126,0.24635417390090442,0.23370668881590353,0.23224197376000466,0.2297775141517774,0.22190815909907258,0.213534844538998,0.21349513883567345,0.20856000327114002,0.20542679766584837,0.2050058549367186,0.2043648749520951,0.2020608156694087,0.20204354588419984,0.200331942068197,0.19015293552233606],"twin_dists":[0.1681247585500522,0.18506251912244126,0.20038817815048984,0.2006111571179832,0.20563137269218018,0.2077687730174159,0.20967146857671637,0.2132414019043122,0.21508300637145564,0.21516358237699315,0.21739802482961446,0.22144940048000106,0.22192775609534338,0.22273711359059142,0.22536061746645833,0.22822131253239897,0.22823505620932455,0.22995696383024278,0.23106460001844778,0.231214287294231,0.23144262449095881,0.23226748074721426,0.23227368767759415,0.23289067408814884,0.23663734666751768],"n_dims_used":45,"mean_confidence":0.920099385579427},"coverage":{"mean_confidence":0.920099385579427,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}